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Ham Radio All Portable Discussion Zone

Charlie NJ7V
Amateur Radio
Ham Radio
QRP
Sota
POTA
Summits On the Air
Morse Code
Contesting
Four Days In May
Homebrew Techniques
QRP Amateur Radio Club International
Homebrew
Soldering
Tuna Tin II
Vienna Wireless Society
Field Day
Homebrew Projects
Kit Building
Trail Running
SOTA (summits On the Air)

Welcome to the All Portable Discussion Zone. Our show is the audio version of the popular YouTube podcast found on the Red Summit RF channel, where we welcome special guests and engage in roundtable discussions on a wide range of topics including designing, building, modifying, and improving ham radio equipment. Don't forget to check out our Patreon page: www.patreon.com/redsummitrf

PublishesWeeklyEpisodes142Founded6 years ago
Number of ListenersCategory
Technology

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Artwork for Ham Radio All Portable Discussion Zone

Latest Episodes

Charlie Morris ZL2CTM is a New Zealand homebrewer and retired Air Force avionics technician who builds radios and electronics projects one module at a time on stripboard over a copper ground plane, housed in plastic food containers from the supermark... more

In this Homebrew Workbench Roundtable, Tobias KK7BCO and I are joined by first-time guest Rishav, from Nepal, who recently completed his master's degree with research focused on relative navigation between two spacecraft and is soon to continue his w... more

Graham G3MFJ has been building electronics since neighbors started dropping off broken valve radios for him to fix as a child. Licensed since 1957, he eventually found his way to the G QRP Club through a friend (Tony G4WIF) who paid his first year's ... more

Mike G3TSO has been licensed since 1964 and building since well before that. His philosophy is simple: find a design that does most of what you want, take it, modify it, and make it your own. It's how he went from crystal sets and valve receivers bui... more

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Recent Guests

Charlie Morris
Guest, ZL2CTM, long-time homebrewer and electronics enthusiast
New Zealand amateur radio community
Episode: Build Your Own Radio Without Spending Big — Charlie ZL2CTM
Graham Firth
Ham radio enthusiast and kit designer, callsign G3MFJ
G QRP Club
Episode: Inside the G QRP Club — Graham G3MFJ on George Dobbs & the Sudden Kits
Mike G3TSO
Radio amateur and homebrew designer; guest on the show
Self-directed amateur radio activity, G3TSO call sign
Episode: Take the Homebrew Design. Make It Yours - Mike G3TSO
Peter HB9EBE
Ham radio enthusiast who designs and tests tuners and matching units; active in SOTA and portable QRP
Episode: Homebrew ATUs & Matching Units for QRP — Peter HB9EBE
Gary W0MNA
Amateur radio operator and kit builder, longtime participant in OzarkCon and Four State QRP Group
Episode: 50 Years Licensed and Still Building — Gary W0MNA & Martha W0ERI
Martha W0ERI
Ham radio operator with extensive building background
Episode: 50 Years Licensed and Still Building — Gary W0MNA & Martha W0ERI
Paul Taylor
Amateur radio operator and builder of Summit Prowlers transceivers
VK3HN
Episode: Homebrew Transceivers Designed for the Trail — Paul VK3HN
Saurabh N6RUN
Guest, mountaineer and radio operator
Episode: He Climbed the Highest Peak on Every Continent — Saurabh N6RUN
Stuart Vanstone
UK ham radio builder and collector of homebrew rigs
Call sign M0SGV
Episode: Homebrew Radio from 1950s Crystals to Satellite - Stuart M0SGV

Host

Charlie
Host of All Portable Discussion Zone

Chart Rankings

How this podcast ranks in the Apple Podcasts, Spotify and YouTube charts.

Apple Podcasts
#194
Canada/Technology
Apple Podcasts
#167
Ireland/Technology

Talking Points

Recent interactions between the hosts and their guests.

Build Your Own Radio Without Spending Big — Charlie ZL2CTM
Q: What first got you into homebrewing and how did your background influence your approach?
A long-standing interest in electronics from childhood, reinforced by Air Force avionics training and hands-on repair experience, which led to a practical, design-first mindset and a preference for understanding circuits deeply before building.
Inside the G QRP Club — Graham G3MFJ on George Dobbs & the Sudden Kits
Q: Can I have a couple of follow up questions? Actually, I have three follow up questions. The first one is, tell me how many questions were on that exam and what kind of exam that was.
The exam back then consisted of roughly ten questions with stricter requirements; you had to answer three of the main ones and then select three or four from the remaining seven, with responses that were essay-like rather than short answers.
50 Years Licensed and Still Building — Gary W0MNA & Martha W0ERI
Q: What's your approach to mentoring newer builders in the club sessions?
We focus on keeping projects beginner-friendly, teaching soldering basics and tool selection, and gradually introducing more complex kits as skills grow, often tying projects to practical activities like outdoor antennas and field events.
50 Years Licensed and Still Building — Gary W0MNA & Martha W0ERI
Q: Could you explain how the OzarkCon and Four Days in May building contests work?
They run a building contest where participants submit a project and are judged by attendees, with winners receiving certificates, plaques, or bragging rights, and it's common for many builders to participate in multiple years.
Homebrew Transceivers Designed for the Trail — Paul VK3HN
Q: How do you handle the balance between craft and manufacturing when moving to CAD and factory assembly?
He stresses that CAD and factory assembly reduce some craft elements but enables scalable production while still letting him hand-finish critical alignment tasks like crystal filtering and relay switching; the key is knowing where to hand-tune and where to rely on automation.

Audience Metrics

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Frequently Asked Questions About Ham Radio All Portable Discussion Zone

What is Ham Radio All Portable Discussion Zone about and what kind of topics does it cover?

This show centers on hands-on electronics and portable ham radio, with roundtable conversations and guest interviews that explore building, modifying, and operating lightweight, field-ready gear. Episodes frequently cover topics like homebrew rigs, portable antennas and tuners, field-day strategies, SOTA activations, and practical tips for sourcing parts and prototyping. A recurring strength is the maker ethos: practical, how-to discussions that mix technical detail with troubleshooting, community projects, and mentoring newcomers. Notable strengths include a deep roster of guest experts and frequent collaboration among co-hosts and guests to share real-world tips, project experiences, and iterative build processes. Listeners likely include... more

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Which podcasts are similar to Ham Radio All Portable Discussion Zone?

These podcasts share a similar audience with Ham Radio All Portable Discussion Zone:

1. Ham Radio Workbench Podcast
2. Everyday Ham Podcast: Amateur Radio Conversations
3. The DX Mentor
4. QSO Today Podcast - Interviews with the leaders in amateur radio
5. The Ham Radio Guy

How many episodes of Ham Radio All Portable Discussion Zone are there?

Ham Radio All Portable Discussion Zone launched 6 years ago and published 142 episodes to date. You can find more information about this podcast including rankings, audience demographics and engagement in our podcast database.

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What guests have appeared on Ham Radio All Portable Discussion Zone?

Recent guests on Ham Radio All Portable Discussion Zone include:

1. Charlie Morris
2. Graham Firth
3. Mike G3TSO
4. Peter HB9EBE
5. Gary W0MNA
6. Martha W0ERI
7. Paul Taylor
8. Saurabh N6RUN

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